| DATE | YEAR | COUNTRY | EVENT |
| 1 | 1955 | UK | The BBC 405-line transmitter at Tacolneston entered service on channel 3. |
| 1962 | Ireland | Telefís Éireann's second transmitter, at Truskmore, Co. Sligo, entered service in 405 lines on channel 11. | |
| 1971 | UK | Radio receiver licencing ended. A licence was only required for television from this date. | |
| 1983 | UK | ITV's breakfast television service from TV-AM began at 0600 with "Daybreak", a news programme, followed at 0700 by "Good Morning Britain". | |
| 2 | 1966 | UK | "Man Alive" started on BBC2. |
| 5 | 1924 | UK | The Greenwich Time Signal was inaugurated. |
| 1989 | UK | The Sky satellite television service began with four channels from the Astra 1A satellite. | |
| 1990 | UK | Production of the Time Signal moved to Broadcasting House. | |
| 6 | 1952 | UK | The BBC announced the death of King George VI. |
| 1989 | UK | The BBC broadcast its response to the Govenment's White Paper on Broadcasting. | |
| 7 | 1940 | Bulgaria | The BBC Bulgarian radio service began. |
| 8 | 1937 | UK | Following just over two months of long-term testing, the official BBC television service began, from the transmitter at Alexandra Palace on channel 1. |
| 1964 | UK | The BBC began transmitting 405-line television on a second frequency (channel 13) from Wenvoe, in order to provide different programmes in English and Welsh simultaneously. | |
| 1965 | UK | The BBC 405-line transmitter at Grantown opened on channel 1. | |
| 1978 | UK | BBC1 broadcast the first ever episode of "Grange Hill", starring Todd Carty. | |
| 10 | 1930 | UK | The BBC broadcast its first in-house edited news bulletin. |
| 1968 | UK | The Sudbury transmitter began broadcasting BBC2. | |
| 11 | 1967 | UK | The Dover transmitter began broadcasting BBC2. |
| 12 | 1923 | UK | The first outside broadcast of a play from a theatre was aired on BBC radio. |
| 1940 | Sweden | The BBC Swedish radio service began. | |
| 1950 | Switzerland | The European Broadcasting Union (EBU) was formed. | |
| 1961 | French-speaking countries | The BBC French services for Europe and Africa were merged and extended. | |
| 13 | 1923 | UK | The BBC radio transmitter at Cardiff (5WA) entered service. |
| 14 | 1968 | UK | BBC Radio Brighton entered service. |
| 15 | 1952 | UK | BBC television and radio broadcast the funeral of King George VI. |
| 1964 | UK | The BBC 405-line transmitter at Haverfordwest opened on channel 4. | |
| 1965 | UK | TWW obtained a second frequency (channel 7) from St Hilary, to enable simultaneous transmission of both English and Welsh, to satisfy the different audiences. | |
| 16 | 1991 | UK | BBC television idents were changed. BBC1's globe was replaced with a transparent swirling model, and BBC2 gained a whole new series of idents featuring the digit "2". |
| 17 | 1924 | UK | The daily time signal from Big Ben began. |
| 1956 | UK | The ITA transmitter at Lichfield began programme service on channel 8. The weekday service was provided by Associated Television (ATV), already broadcasting at weekends in London. | |
| 1968 | UK | The BBC2 transmitter at Oxford entered service. | |
| 18 | 1956 | UK | ABC Television (a division of Associated British Cinemas) began broadcasting a service to the Midlands at weekends, from the Lichfield transmitter. |
| 1963 | UK | The ITA transmitter at Strabane entered service, carrying Ulster Television on channel 8. | |
| 1979 | UK | "Antiques Roadshow" was broadcast for the first time on BBC1. | |
| 21 | 1941 | UK | BBC premises in Swansea were destroyed by incendiary bombs. |
| 1966 | UK | The BBC 405-line transmitter at Weardale opened on channel 1. | |
| 22 | 1923 | UK | BBC radio broadcast its first ever debate. |
| 1965 | UK | The BBC 405-line transmitter at Toward opened on channel 5. | |
| 23 | 1950 | UK | First programme of General Election results on television. |
| 24 | 1964 | UK | The BBC 405-line transmitter at Brougher Mountain opened on channel 5. |
| 25 | 1971 | UK | BBC Radio Humberside opened. |
| 1974 | UK | The Bluebell Hill UHF transmitter opened, carrying BBC services and Thames/LWT. | |
| 1980 | UK | BBC2 broadcast the first episode of "Yes Minister". | |
| 26 | 1962 | UK | The BBC 405-line transmitter at Redruth opened, on channel 1. |
| 1972 | UK | The Ridge Hill transmitter began carrying BBC1 and ATV. | |
| 1981 | UK | BBC1 broadcast the first episode of "Hi De Hi" | |
| 28 | 1963 | UK | The BBC 405-line transmitter at Fort William opened on channel 5. |
| 1969 | UK | The ITA 405-line transmitter at Ffestiniog opened, carrying Harlech Television on channel 13. | |
| 1970 | UK | The Waltham transmitter began broadcasting BBC1 and ATV. |